Stop Rejecting Yourself Based On Job Descriptions In DevOps

Many DevOps job descriptions list an overwhelming number of skills, making candidates hesitant to apply. However, most companies prioritize problem-solving abilities, adaptability, and core knowledge over an exact tech stack match.

You Should Know:

Essential DevOps Commands & Tools

1. Linux/Unix Commands:

 Check system logs 
journalctl -xe 
 Monitor disk usage 
df -h 
 Check running processes 
top 
 Search for a file 
find / -name "filename" 
 Check network connections 
netstat -tulnp

2. Git & Version Control:

 Clone a repository 
git clone https://github.com/user/repo.git 
 Check changes 
git status 
 Add changes to staging 
git add . 
 Commit changes 
git commit -m "Update config" 
 Push to remote 
git push origin main

3. Docker & Kubernetes:

 Build a Docker image 
docker build -t myapp:v1 . 
 Run a container 
docker run -d -p 8080:80 myapp:v1 
 Check Kubernetes pods 
kubectl get pods 
 Apply a Kubernetes manifest 
kubectl apply -f deployment.yaml

4. Terraform (Infrastructure as Code):

 Initialize Terraform 
terraform init 
 Plan changes 
terraform plan 
 Apply changes 
terraform apply 
 Destroy infrastructure 
terraform destroy

5. CI/CD with GitHub Actions:

 Sample GitHub Actions workflow 
name: CI Pipeline 
on: [bash] 
jobs: 
build: 
runs-on: ubuntu-latest 
steps: 
- uses: actions/checkout@v2 
- run: echo "Hello, DevOps!"

What Undercode Say:

Job descriptions are often wishlists, not strict requirements. Focus on mastering core DevOps principles—automation, CI/CD, cloud infrastructure, and scripting. Use the commands and tools above to strengthen your hands-on expertise. Apply confidently, as real-world problem-solving matters more than ticking every box in a job post.